blow up

blow up
blow up phrasal verb (see also blow)
1. to destroy something, or to be destroyed, by an explosion:
    The plane blew up in midair.
    blow something ↔ up
    Rebels attempted to blow up the bridge.
2. blow something ↔ up to fill something with air or gas:
    Can you blow up this balloon?
    We’ll blow the tyres up.
3. if a situation, argument etc blows up, it suddenly becomes important or dangerous:
    A crisis had blown up over the peace talks.
4. blow something ↔ up if you blow up a photograph, you make it larger
   SYN  enlarge
5. informal to become very angry with someone:
    Jenny’s father blew up when she didn’t come home last night.
    blow up at
    I was surprised at the way he blew up at Hardy.
6. if bad weather blows up, it suddenly arrives:
    It looks as if there’s a storm blowing up.
7. blow up in sb’s face if something you have done or planned to do blows up in your face, it suddenly goes wrong:
    One of his deals had just blown up in his face.